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US Patent: 529,624
Wrench
Patentee:
William C. Lawrence (exact or similar names) - Casselton, ND

USPTO Classifications:
81/106, 81/140

Tool Categories:
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. Sedgwick
John A. Rennie
H. G. Scott
Wm. Shippard
Patent Dates:
Applied: Jul. 13, 1894
Granted: Nov. 20, 1894

Patent Pictures:
William C. Lawrence patent November 20, 1894
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Description:
A swinging hook jaw held by a compression spring, and the jaw adjustment held by a lever and rack teeth.

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